	US 12,214,390 B2
	Portable gas monitor
Charles Elkins, Medina, OH (US)
Assigned to Elkins Earthworks, LLC, Wadsworth, OH (US)
Filed by Elkins Earthworks, LLC, Wadsworth, OH (US)
Filed on Nov. 15, 2023, as Appl. No. 18/510,289.
Application 15/347,102 is a division of application No. 13/567,176, filed on Aug. 6, 2012, granted, now 9,592,543, issued on Mar. 14, 2017.
Application 18/510,289 is a continuation of application No. 17/969,388, filed on Oct. 19, 2022, granted, now 11,872,609.
Application 17/969,388 is a continuation of application No. 16/180,123, filed on Nov. 5, 2018, granted, now 11,504,754, issued on Nov. 22, 2022.
Application 16/180,123 is a continuation of application No. 15/347,102, filed on Nov. 9, 2016, granted, now 10,150,146, issued on Dec. 11, 2018.
Application 13/567,176 is a continuation of application No. 13/104,274, filed on May 10, 2011, abandoned.
Application 13/104,274 is a continuation in part of application No. 11/634,186, filed on Dec. 5, 2006, granted, now 8,168,121, issued on May 1, 2012.
Claims priority of provisional application 61/453,655, filed on Mar. 17, 2011.
Prior Publication US 2024/0082895 A1, Mar. 14, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. B09B 1/00 (2006.01); E21B 47/00 (2012.01); E21B 47/06 (2012.01); E21B 47/07 (2012.01); E21B 49/08 (2006.01); G01V 9/00 (2006.01); G01V 11/00 (2006.01); E21F 7/00 (2006.01)

CPC B09B 1/00 (2013.01) [E21B 47/00 (2013.01); E21B 47/06 (2013.01); E21B 47/07 (2020.05); E21B 49/08 (2013.01); G01V 9/007 (2013.01); G01V 11/002 (2013.01); E21B 49/0875 (2020.05); E21F 7/00 (2013.01)]

24 Claims

1. A handheld portable monitor that is configured to obtain and/or measure one or more properties of a test site and/or fluid at the test site; said handheld portable monitor i) configured to enable a user to carry said handheld portable monitor to the test site to be tested, ii) configured to enable the user to analyze the fluid at the test site, and iii) thereafter configured to enable the user to remove said handheld portable monitor from the test site; said handheld portable unit includes separate handheld portable control unit and a separate portable measuring unit; said handheld portable control unit and said portable measuring unit configured to communicate with one another; said portable measuring unit includes one or more fluid connectors configured to removably connect said portable measuring unit to the test site and to enable said measuring unit to fluidly connect to the test site; said portable measuring unit includes a sensor arrangement to at least partially obtain and/or to at least partially measure properties of the test site and/or the fluid obtained from the test site; said sensor arrangement includes at least one pressure sensor and at least one chemical analyzer; said one or more properties of the test site and/or fluid from the test site include a) test site pressure, b) test site temperature, and c) partial or full composition of the fluid.